DC Motors Principles Quiz
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Questions and Answers

What happens to the motor speed when increasing the mechanical load?

  • Motor speed increases
  • Motor speed remains constant
  • Motor speed starts to decrease (correct)
  • Motor speed fluctuates

    • What happens to the back EMF when increasing the mechanical load?

  • Back EMF increases
  • Back EMF remains constant
  • Back EMF decreases (correct)
  • Back EMF fluctuates

    • What happens to the current absorbed from the supply when increasing the mechanical load?

  • Current absorbed fluctuates
  • Current absorbed remains constant
  • Current absorbed decreases
  • Current absorbed increases (correct)

    • What happens to the force and torque when the motor absorbs more current from the supply?

    <p>Force and torque increase</p> Signup and view all the answers

    What type of motor characteristics are similar to a DC generator?

    <p>Shunt, Series, Compound</p> Signup and view all the answers

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